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43187 (1999 XF233)
Classification: Main-belt Asteroid          SPK-ID: 2043187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302130269758768 3.0756e-08  
a 2.606549365088648 1.0582e-08 au
q 2.267142682298405 7.7008e-08 au
i 8.508307357774632 3.4399e-06 deg
node 131.0464721455495 2.4148e-05 deg
peri 219.7237585727638 2.9103e-05 deg
M 111.7154231338608 1.5092e-05 deg
tp 2458919.511407770683
(2020-Mar-11.01140777)
6.4356e-05 TDB
period 1537.083138438269
4.21
9.3604e-06
2.563e-08
d
yr
n .2342098426541669 1.4263e-09 deg/d
Q 2.94595604787889 1.196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1575  
   data-arc span      8767 days (24.00 yr)  
   first obs. used      1997-03-02  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49492  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:03:16  

Additional Information
 Earth MOID = 1.26662 au 
 Jupiter MOID = 2.46526 au 
 T_jup = 3.384 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457441.5 (2016-Feb-23.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1320749553285002 3.0751e-08  
q 2.261600222098687 7.7158e-08 au
tp 2457382.994908195571
(2015-Dec-26.49490820)
6.3677e-05 TDB
node 131.1474887220155 2.4179e-05 deg
peri 219.6410561894773 2.8972e-05 deg
i 8.504459785217286 3.4379e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1575  
   data-arc span      8767 days (24.00 yr)  
   first obs. used      1997-03-02  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49492  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:03:16  

Additional Information
 Jupiter MOID = 2.46526 au 
 T_jup = 3.384 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.455947795653327E-16 -2.3583540269991E-15 -2.14742188491136E-13 -1.705810141966025E-15 -7.012013471194664E-14 -2.370310285451077E-17
q -2.3583540269991E-15 5.95333252995381E-15 4.789935012770324E-13 4.970016659344428E-15 1.609297658620048E-13 1.219699231643537E-16
tp -2.14742188491136E-13 4.789935012770324E-13 4.054718010039044E-9 -1.923640285000372E-11 1.030666826288515E-9 -4.780911601689418E-12
node -1.705810141966025E-15 4.970016659344428E-15 -1.923640285000372E-11 5.846000227816591E-10 -5.823507145191089E-10 -1.040321752594144E-11
peri -7.012013471194664E-14 1.609297658620048E-13 1.030666826288515E-9 -5.823507145191089E-10 8.393515156175696E-10 9.099314122611751E-12
i -2.370310285451077E-17 1.219699231643537E-16 -4.780911601689418E-12 -1.040321752594144E-11 9.099314122611751E-12 1.181913145640715E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.43   n/a MPCxxxxx  
diameter diameter 3.439 km 0.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.312   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43187 (1999 XF233)          Discovered 1999-Dec-02 by LONEOS at Anderson Mesa
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XF233 = 2001 DN33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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